version 1.1129, 2011/08/09 01:35:24
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version 1.1138, 2011/10/17 17:23:29
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Line 76 use HTTP::Date;
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Line 76 use HTTP::Date;
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use Image::Magick; |
use Image::Magick; |
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use vars qw(%perlvar %spareid %pr %prp $memcache %packagetab $tmpdir |
use vars qw(%perlvar %spareid %pr %prp $memcache %packagetab $tmpdir |
$_64bit %env %protocol %loncaparevs %serverhomeIDs %needsrelease); |
$_64bit %env %protocol %loncaparevs %serverhomeIDs %needsrelease |
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%managerstab); |
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my (%badServerCache, $memcache, %courselogs, %accesshash, %domainrolehash, |
my (%badServerCache, $memcache, %courselogs, %accesshash, %domainrolehash, |
%userrolehash, $processmarker, $dumpcount, %coursedombuf, |
%userrolehash, $processmarker, $dumpcount, %coursedombuf, |
Line 348 sub get_remote_globals {
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Line 349 sub get_remote_globals {
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sub remote_devalidate_cache { |
sub remote_devalidate_cache { |
my ($lonhost,$name,$id) = @_; |
my ($lonhost,$name,$id) = @_; |
my $response = &reply('devalidatecache',&escape($name).':'.&escape($id),$lonhost); |
my $response = &reply('devalidatecache:'.&escape($name).':'.&escape($id),$lonhost); |
return $response; |
return $response; |
} |
} |
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Line 1242 sub check_loadbalancing {
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Line 1243 sub check_loadbalancing {
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my %domconfig = |
my %domconfig = |
&Apache::lonnet::get_dom('configuration',['loadbalancing'],$dom_in_use); |
&Apache::lonnet::get_dom('configuration',['loadbalancing'],$dom_in_use); |
if (ref($domconfig{'loadbalancing'}) eq 'HASH') { |
if (ref($domconfig{'loadbalancing'}) eq 'HASH') { |
$result = &do_cache_new('loadbalancing',$dom_in_use,$domconfig{'usersessions'}{'loadbalancing'},$cachetime); |
$result = &do_cache_new('loadbalancing',$dom_in_use,$domconfig{'loadbalancing'},$cachetime); |
} |
} |
} |
} |
if (ref($result) eq 'HASH') { |
if (ref($result) eq 'HASH') { |
Line 1308 sub check_loadbalancing {
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Line 1309 sub check_loadbalancing {
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my %domconfig = |
my %domconfig = |
&Apache::lonnet::get_dom('configuration',['loadbalancing'],$serverhomedom); |
&Apache::lonnet::get_dom('configuration',['loadbalancing'],$serverhomedom); |
if (ref($domconfig{'loadbalancing'}) eq 'HASH') { |
if (ref($domconfig{'loadbalancing'}) eq 'HASH') { |
$result = &do_cache_new('loadbalancing',$dom_in_use,$domconfig{'usersessions'}{'loadbalancing'},$cachetime); |
$result = &do_cache_new('loadbalancing',$dom_in_use,$domconfig{'loadbalancing'},$cachetime); |
} |
} |
} |
} |
if (ref($result) eq 'HASH') { |
if (ref($result) eq 'HASH') { |
Line 2212 sub is_cached_new {
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Line 2213 sub is_cached_new {
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my ($name,$id,$debug) = @_; |
my ($name,$id,$debug) = @_; |
$id=&make_key($name,$id); |
$id=&make_key($name,$id); |
if (exists($remembered{$id})) { |
if (exists($remembered{$id})) { |
if ($debug) { &Apache::lonnet::logthis("Earyl return $id of $remembered{$id} "); } |
if ($debug) { &Apache::lonnet::logthis("Early return $id of $remembered{$id} "); } |
$accessed{$id}=[&gettimeofday()]; |
$accessed{$id}=[&gettimeofday()]; |
$hits++; |
$hits++; |
return ($remembered{$id},1); |
return ($remembered{$id},1); |
Line 3986 sub hashref2str {
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Line 3987 sub hashref2str {
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$result.='='; |
$result.='='; |
#print("Got a ref of ".(ref($key))." skipping."); |
#print("Got a ref of ".(ref($key))." skipping."); |
} else { |
} else { |
if ($key) {$result.=&escape($key).'=';} else { last; } |
if (defined($key)) {$result.=&escape($key).'=';} else { last; } |
} |
} |
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if(ref($hashref->{$key}) eq 'ARRAY') { |
if(ref($hashref->{$key}) eq 'ARRAY') { |
Line 6179 sub allowed {
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Line 6180 sub allowed {
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} |
} |
return 'F'; |
return 'F'; |
} |
} |
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# |
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# Removes the versino from a URI and |
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# splits it in to its filename and path to the filename. |
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# Seems like File::Basename could have done this more clearly. |
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# Parameters: |
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# $uri - input URI |
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# Returns: |
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# Two element list consisting of |
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# $pathname - the URI up to and excluding the trailing / |
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# $filename - The part of the URI following the last / |
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# NOTE: |
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# Another realization of this is simply: |
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# use File::Basename; |
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# ... |
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# $uri = shift; |
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# $filename = basename($uri); |
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# $path = dirname($uri); |
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# return ($filename, $path); |
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# |
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# The implementation below is probably faster however. |
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# |
sub split_uri_for_cond { |
sub split_uri_for_cond { |
my $uri=&deversion(&declutter(shift)); |
my $uri=&deversion(&declutter(shift)); |
my @uriparts=split(/\//,$uri); |
my @uriparts=split(/\//,$uri); |
Line 7075 sub assignrole {
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Line 7096 sub assignrole {
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return 'refused'; |
return 'refused'; |
} |
} |
} |
} |
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} elsif ($role eq 'au') { |
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if ($url ne '/'.$udom.'/') { |
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&logthis('Attempt by '.$env{'user.name'}.':'.$env{'user.domain'}. |
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' to assign author role for '.$uname.':'.$udom. |
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' in domain: '.$url.' refused (wrong domain).'); |
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return 'refused'; |
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} |
} |
} |
$mrole=$role; |
$mrole=$role; |
} |
} |
Line 8222 sub dirlist {
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Line 8250 sub dirlist {
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if($udom) { |
if($udom) { |
if($uname) { |
if($uname) { |
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my $uhome = &homeserver($uname,$udom); |
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if ($uhome eq 'no_host') { |
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return ([],'no_host'); |
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} |
$listing = &reply('ls3:'.&escape('/'.$uri).':'.$getpropath.':' |
$listing = &reply('ls3:'.&escape('/'.$uri).':'.$getpropath.':' |
.$getuserdir.':'.&escape($dirRoot) |
.$getuserdir.':'.&escape($dirRoot) |
.':'.&escape($uname).':'.&escape($udom), |
.':'.&escape($uname).':'.&escape($udom),$uhome); |
&homeserver($uname,$udom)); |
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if ($listing eq 'unknown_cmd') { |
if ($listing eq 'unknown_cmd') { |
$listing = &reply('ls2:'.$dirRoot.'/'.$uri, |
$listing = &reply('ls2:'.$dirRoot.'/'.$uri,$uhome); |
&homeserver($uname,$udom)); |
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} else { |
} else { |
@listing_results = map { &unescape($_); } split(/:/,$listing); |
@listing_results = map { &unescape($_); } split(/:/,$listing); |
} |
} |
if ($listing eq 'unknown_cmd') { |
if ($listing eq 'unknown_cmd') { |
$listing = &reply('ls:'.$dirRoot.'/'.$uri, |
$listing = &reply('ls:'.$dirRoot.'/'.$uri,$uhome); |
&homeserver($uname,$udom)); |
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@listing_results = split(/:/,$listing); |
@listing_results = split(/:/,$listing); |
} else { |
} else { |
@listing_results = map { &unescape($_); } split(/:/,$listing); |
@listing_results = map { &unescape($_); } split(/:/,$listing); |
} |
} |
return @listing_results; |
if (($listing eq 'no_such_host') || ($listing eq 'con_lost') || |
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($listing eq 'rejected') || ($listing eq 'refused') || |
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($listing eq 'no_such_dir') || ($listing eq 'empty')) { |
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return ([],$listing); |
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} else { |
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return (\@listing_results); |
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} |
} elsif(!$alternateRoot) { |
} elsif(!$alternateRoot) { |
my %allusers; |
my (%allusers,%listerror); |
my %servers = &get_servers($udom,'library'); |
my %servers = &get_servers($udom,'library'); |
foreach my $tryserver (keys(%servers)) { |
foreach my $tryserver (keys(%servers)) { |
$listing = &reply('ls3:'.&escape("/res/$udom").':::::'. |
$listing = &reply('ls3:'.&escape("/res/$udom").':::::'. |
Line 8260 sub dirlist {
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Line 8295 sub dirlist {
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@listing_results = |
@listing_results = |
map { &unescape($_); } split(/:/,$listing); |
map { &unescape($_); } split(/:/,$listing); |
} |
} |
if ($listing_results[0] ne 'no_such_dir' && |
if (($listing eq 'no_such_host') || ($listing eq 'con_lost') || |
$listing_results[0] ne 'empty' && |
($listing eq 'rejected') || ($listing eq 'refused') || |
$listing_results[0] ne 'con_lost') { |
($listing eq 'no_such_dir') || ($listing eq 'empty')) { |
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$listerror{$tryserver} = $listing; |
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} else { |
foreach my $line (@listing_results) { |
foreach my $line (@listing_results) { |
my ($entry) = split(/&/,$line,2); |
my ($entry) = split(/&/,$line,2); |
$allusers{$entry} = 1; |
$allusers{$entry} = 1; |
} |
} |
} |
} |
} |
} |
my $alluserstr=''; |
my @alluserslist=(); |
foreach my $user (sort(keys(%allusers))) { |
foreach my $user (sort(keys(%allusers))) { |
$alluserstr.=$user.'&user:'; |
push(@alluserslist,$user.'&user'); |
} |
} |
$alluserstr=~s/:$//; |
return (\@alluserslist); |
return split(/:/,$alluserstr); |
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} else { |
} else { |
return ('missing user name'); |
return ([],'missing username'); |
} |
} |
} elsif(!defined($getpropath)) { |
} elsif(!defined($getpropath)) { |
my @all_domains = sort(&all_domains()); |
my $path = $perlvar{'lonDocRoot'}.'/res/'; |
foreach my $domain (@all_domains) { |
my @all_domains = map { $path.$_.'/&domain'; } (sort(&all_domains())); |
$domain = $perlvar{'lonDocRoot'}.'/res/'.$domain.'/&domain'; |
return (\@all_domains); |
} |
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return @all_domains; |
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} else { |
} else { |
return ('missing domain'); |
return ([],'missing domain'); |
} |
} |
} |
} |
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Line 8298 sub GetFileTimestamp {
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Line 8332 sub GetFileTimestamp {
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my ($studentDomain,$studentName,$filename,$getuserdir)=@_; |
my ($studentDomain,$studentName,$filename,$getuserdir)=@_; |
$studentDomain = &LONCAPA::clean_domain($studentDomain); |
$studentDomain = &LONCAPA::clean_domain($studentDomain); |
$studentName = &LONCAPA::clean_username($studentName); |
$studentName = &LONCAPA::clean_username($studentName); |
my ($fileStat) = |
my ($fileref,$error) = &dirlist($filename,$studentDomain,$studentName, |
&Apache::lonnet::dirlist($filename,$studentDomain,$studentName, |
undef,$getuserdir); |
undef,$getuserdir); |
if (($error eq 'empty') || ($error eq 'no_such_dir')) { |
my @stats = split('&', $fileStat); |
return -1; |
if($stats[0] ne 'empty' && $stats[0] ne 'no_such_dir') { |
} |
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if (ref($fileref) eq 'ARRAY') { |
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my @stats = split('&',$fileref->[0]); |
# @stats contains first the filename, then the stat output |
# @stats contains first the filename, then the stat output |
return $stats[10]; # so this is 10 instead of 9. |
return $stats[10]; # so this is 10 instead of 9. |
} else { |
} else { |
Line 8334 sub stat_file {
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Line 8370 sub stat_file {
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if ($file =~ /^userfiles\//) { |
if ($file =~ /^userfiles\//) { |
$getpropath = 1; |
$getpropath = 1; |
} |
} |
my ($result) = &dirlist($file,$udom,$uname,$getpropath); |
my ($listref,$error) = &dirlist($file,$udom,$uname,$getpropath); |
my @stats = split('&', $result); |
if (($error eq 'empty') || ($error eq 'no_such_dir')) { |
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return (); |
if($stats[0] ne 'empty' && $stats[0] ne 'no_such_dir') { |
} else { |
shift(@stats); #filename is first |
if (ref($listref) eq 'ARRAY') { |
return @stats; |
my @stats = split('&',$listref->[0]); |
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shift(@stats); #filename is first |
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return @stats; |
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} |
} |
} |
return (); |
return (); |
} |
} |
Line 9686 sub getCODE {
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Line 9725 sub getCODE {
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} |
} |
return undef; |
return undef; |
} |
} |
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# |
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# Determines the random seed for a specific context: |
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# |
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# parameters: |
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# symb - in course context the symb for the seed. |
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# course_id - The course id of the form domain_coursenum. |
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# domain - Domain for the user. |
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# course - Course for the user. |
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# cenv - environment of the course. |
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# |
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# NOTE: |
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# All parameters are picked out of the environment if missing |
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# or not defined. |
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# If a symb cannot be determined the current time is used instead. |
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# |
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# For a given well defined symb, courside, domain, username, |
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# and course environment, the seed is reproducible. |
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# |
sub rndseed { |
sub rndseed { |
my ($symb,$courseid,$domain,$username)=@_; |
my ($symb,$courseid,$domain,$username, $cenv)=@_; |
my ($wsymb,$wcourseid,$wdomain,$wusername)=&whichuser(); |
my ($wsymb,$wcourseid,$wdomain,$wusername)=&whichuser(); |
if (!defined($symb)) { |
if (!defined($symb)) { |
unless ($symb=$wsymb) { return time; } |
unless ($symb=$wsymb) { return time; } |
Line 9696 sub rndseed {
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Line 9752 sub rndseed {
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if (!$courseid) { $courseid=$wcourseid; } |
if (!$courseid) { $courseid=$wcourseid; } |
if (!$domain) { $domain=$wdomain; } |
if (!$domain) { $domain=$wdomain; } |
if (!$username) { $username=$wusername } |
if (!$username) { $username=$wusername } |
my $which=&get_rand_alg(); |
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my $which; |
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if (defined($cenv->{'rndseed'})) { |
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$which = $cenv->{'rndseed'}; |
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} else { |
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$which =&get_rand_alg($courseid); |
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} |
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if (defined(&getCODE())) { |
if (defined(&getCODE())) { |
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if ($which eq '64bit5') { |
if ($which eq '64bit5') { |
return &rndseed_CODE_64bit5($symb,$courseid,$domain,$username); |
return &rndseed_CODE_64bit5($symb,$courseid,$domain,$username); |
} elsif ($which eq '64bit4') { |
} elsif ($which eq '64bit4') { |
Line 10406 sub get_dns {
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Line 10469 sub get_dns {
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while (%alldns) { |
while (%alldns) { |
my ($dns) = keys(%alldns); |
my ($dns) = keys(%alldns); |
my $ua=new LWP::UserAgent; |
my $ua=new LWP::UserAgent; |
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$ua->timeout(30); |
my $request=new HTTP::Request('GET',"$alldns{$dns}://$dns$url"); |
my $request=new HTTP::Request('GET',"$alldns{$dns}://$dns$url"); |
my $response=$ua->request($request); |
my $response=$ua->request($request); |
delete($alldns{$dns}); |
delete($alldns{$dns}); |
Line 10921 BEGIN {
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Line 10985 BEGIN {
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} |
} |
} |
} |
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# ---------------------------------------------------------- Read managers table |
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{ |
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if (-e "$perlvar{'lonTabDir'}/managers.tab") { |
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if (open(my $config,"<$perlvar{'lonTabDir'}/managers.tab")) { |
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while (my $configline=<$config>) { |
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chomp($configline); |
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next if ($configline =~ /^\#/); |
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if (($configline =~ /^[\w\-]+$/) || ($configline =~ /^[\w\-]+\:[\w\-]+$/)) { |
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$managerstab{$configline} = 1; |
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} |
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} |
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close($config); |
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} |
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} |
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} |
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# ------------- set up temporary directory |
# ------------- set up temporary directory |
{ |
{ |
$tmpdir = LONCAPA::tempdir(); |
$tmpdir = LONCAPA::tempdir(); |
Line 11773 or lonTabs/domain.tab.
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Line 11853 or lonTabs/domain.tab.
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=item * |
=item * |
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dirlist($uri) : return directory list based on URI |
dirlist() : return directory list based on URI (first arg). |
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Inputs: 1 required, 5 optional. |
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=over |
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=item |
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$uri - path to file in filesystem (starts: /res or /userfiles/). Required. |
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=item |
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$userdomain - domain of user/course to be listed. Extracted from $uri if absent. |
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=item |
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$username - username of user/course to be listed. Extracted from $uri if absent. |
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=item |
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$getpropath - boolean: 1 if prepend path using &propath(). |
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=item |
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$getuserdir - boolean: 1 if prepend path for "userfiles". |
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=item |
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$alternateRoot - path to prepend in place of path from $uri. |
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=back |
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Returns: Array of up to two items. |
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=over |
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a reference to an array of files/subdirectories |
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=over |
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Each element in the array of files/subdirectories is a & separated list of |
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item name and the result of running stat on the item. If dirlist was requested |
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for a file instead of a directory, the item name will be ''. For a directory |
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listing, if the item is a metadata file, the element will end &N&M |
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(where N amd M are either 0 or 1, corresponding to obsolete set (1), or |
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default copyright set (1). |
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=back |
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a scalar containing error condition (if encountered). |
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=over |
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=item |
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no_host (no homeserver identified for $username:$domain). |
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=item |
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no_such_host (server contacted for listing not identified as valid host). |
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=item |
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con_lost (connection to remote server failed). |
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=item |
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refused (invalid $username:$domain received on lond side). |
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=item |
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no_such_dir (directory at specified path on lond side does not exist). |
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=item |
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empty (directory at specified path on lond side is empty). |
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=over |
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This is currently not encountered because the &ls3, &ls2, |
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&ls (_handler) routines on the lond side do not filter out |
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. and .. from a directory listing. |
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=back |
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=back |
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=back |
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=item * |
=item * |
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